
What smart money is saying about Xenon Pharmaceuticals Inc.
1 fund in our archive has pitched Xenon Pharmaceuticals Inc. — most recently Baron Health Care Fund in September 2026.
Xenon Pharmaceuticals Inc. is a clinical-stage biopharmaceutical company dedicated to discovering and advancing innovative treatments for individuals living with neurological disorders. The company operates primarily from its headquarters in Burnaby, Canada. Its robust clinical pipeline showcases several promising candidates: XEN496, an activator of Kv7 potassium channels, is currently in Phase III clinical trials for KCNQ2 developmental and epileptic encephalopathy. Another Kv7 potassium channel activator, XEN1101, is progressing through Phase II trials, targeting epilepsy and a range of other neurological conditions. The portfolio also includes NBI-921352, a selective inhibitor of the Nav1.6 sodium channel, which is undergoing Phase II clinical evaluation for SCN8A developmental and epileptic encephalopathy, alongside investigations for adult focal epilepsy and other potential indications. Furthermore, XEN007, a central nervous system-acting calcium channel modulator, is also in Phase II development. Beyond its internal development, Xenon Pharmaceuticals has established strategic collaborations. This includes a licensing and development agreement with Neurocrine Biosciences, Inc. focused on epilepsy treatments, and a partnership with Flexion Therapeutics, Inc. to advance PCRX301 (also known as XEN402), a Nav1.7 inhibitor, for post-operative pain management. Established in 1996, the company continues its mission to address significant unmet medical needs in neurology.
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Position history
Between Q2 2026 and Q3 2026, 1 fund letter reported a position in Xenon Pharmaceuticals Inc., with no move described.
| Quarter | Letters | Bought | Sold | Theses |
|---|---|---|---|---|
| Q3 2026 | 0 | 0 | 0 | 1 |
| Q2 2026 | 1 | 0 | 0 | 0 |
Fund activity · 1 position
- June 2026
“Xenon Pharmaceuticals Inc. (Health Care, Pioneer) Xenon detracted as investors remained cautious ahead of the anticipated regulatory submission for azetukalner in focal-onset seizures.”
41 more words on why — unlock Granahan Investment Management Microcap Growth Strategy’s full commentXenon Pharmaceuticals Inc.
Fund coverage · 1 thesis
- Baron Health Care FundSeptember 2026
Xenon Pharmaceuticals Inc. is a biopharmaceutical company developing azetukalner for epilepsy and depression, though safety concerns led the fund to exit.
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